TDRSS lightcurve for Trigger=944916

Notes:

• 1) None of the TDRSS light curves are background subtracted.

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 18 Dec 19 02:43:03 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     944916,   Seg_Num: 0
GRB_RA:          301.078d {+20h 04m 19s} (J2000),
                 301.414d {+20h 05m 39s} (current),
                 300.234d {+20h 00m 56s} (1950)
GRB_DEC:         -40.274d {-40d 16' 25"} (J2000),
                 -40.216d {-40d 12' 58"} (current),
                 -40.416d {-40d 24' 56"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       4619 [cnts]    Image_Peak=152 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   155     E_range: 50-350 keV
BKG_INTEN:       16354 [cnts]
BKG_TIME:        9751.89 SOD {02:42:31.89} UT
BKG_DUR:         8 [sec]
GRB_DATE:        18835 TJD;   352 DOY;   19/12/18
GRB_TIME:        9763.86 SOD {02:42:43.86} UT
GRB_PHI:         -139.25 [deg]
GRB_THETA:        50.32 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     51.86 [sigma]
IMAGE_SIGNIF:    8.88 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +3  -1 -100  +0 -82  +0 
SUN_POSTN:       265.50d {+17h 42m 00s}  -23.37d {-23d 22' 17"}
SUN_DIST:         34.53 [deg]   Sun_angle= -2.4 [hr] (East of Sun)
MOON_POSTN:      164.66d {+10h 58m 38s}  +11.63d {+11d 37' 56"}
MOON_DIST:       132.45 [deg]
MOON_ILLUM:      63 [%]
GAL_COORDS:        0.16,-30.47 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      294.69,-19.46 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This is a rate trigger.  
COMMENTS:        A point_source was found.  
COMMENTS:        This does not match any source in the on-board catalog.  
COMMENTS:        This does not match any source in the ground catalog.  
COMMENTS:        This is a GRB.  
COMMENTS:        This trigger occurred at longitude,latitude = 217.38,17.24 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 18 Dec 19 03:00:06 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     944916,   Seg_Num: 0
GRB_RA:          301.078d {+20h 04m 19s} (J2000),
                 301.414d {+20h 05m 39s} (current),
                 300.234d {+20h 00m 56s} (1950)
GRB_DEC:         -40.274d {-40d 16' 25"} (J2000),
                 -40.216d {-40d 12' 58"} (current),
                 -40.416d {-40d 24' 56"} (1950)
GRB_DATE:        18835 TJD;   352 DOY;   19/12/18
GRB_TIME:        9763.86 SOD {02:42:43.86} UT
TRIGGER_INDEX:   155
GRB_PHI:         -139.25 [deg]
GRB_THETA:        50.32 [deg]
DELTA_TIME:      -75.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     51.86 [sigma]
IMAGE_SIGNIF:    8.88 [sigma]
LC_URL:          sw00944916000msb.lc

Initial TDRSS lightcurve and spacecraft attitude plot

TDRSS lightcurve from T0-30 to T0+50 (zoom in)

TDRSS light curve from T0-1 to T0+2 (More zoom in)

1.6s binned TDRSS light curve

Extended TDRSS light curve and spacecraft attitude plot(s)

Extended TDRSS lc No.1

Extended TDRSS lc No.2

Extended TDRSS lc No.3

Extended TDRSS lc No.4

Plot creation:
Tue Dec 17 22:00:24 EST 2019